Jerez Flip

• 1.5 oz Emilio Lustau 'Solera Reserva' Brandy
• 1 oz Emilio Lustau 'Solera Reserva' East India Sherry
• 1 whole egg
• .5 oz simple syrup
• 2 dashes chocolate bitters

Combine all ingredients; shake dry to incorporate all ingredients; add ice and shake well; strain into a rocks glass. Garnish with grated nutmeg.